Added alternate path for virtualenv and cleaned up hassio docs (#3032)

* Added alternate path for virtualenv

* Clean up docs

* Fixed typos

* Fixed typos

source/_components/emulated_hue.markdown

@@ -49,11 +49,11 @@ Configuration variables:
 - **upnp_bind_multicast** (*Optional*): Whether or not to bind the UPNP (SSDP) listener to the multicast address (239.255.255.250) or instead to the (unicast) host_ip address specified above (or automatically determined). The default is true, which will work for most situations.  In special circumstances, like running in a FreeBSD or FreeNAS jail, you may need to disable this.
 
 - **off_maps_to_on_domains** (*Optional*): The domains that maps an "off" command to an "on" command.
-  
+
   For example, if `script` is included in the list, and you ask Alexa to "turn off the *water plants* script," the command will be handled as if you asked her to turn on the script.
-  
+
   If not specified, this defaults to the following list:
-  
+
   - `script`
   - `scene`
 
@@ -84,7 +84,7 @@ emulated_hue:
     - light
 ```
 
-With additional customization you will be able to specify the behaviour of the existing entities. 
+With additional customization you will be able to specify the behavior of the existing entities.
 
 ```yaml
 # Example customization
@@ -110,13 +110,14 @@ You can verify that the `emulated_hue` component has been loaded and is respondi
  - `http://<HA IP Address>:8300/description.xml` - This URL should return a descriptor file in the form of an XML file.
  - `http://<HA IP Address>:8300/api/pi/lights` - This will return a list of devices, lights, scenes, groups, etc.. that `emulated_hue` is exposing to Alexa.
 
-For Google Home, verify that the URLs above are using  port 80, rather than port 8300 (i.e. `http://<HA IP Address>:80/description.xml`). 
+For Google Home, verify that the URLs above are using  port 80, rather than port 8300 (i.e. `http://<HA IP Address>:80/description.xml`).
 
 An additional step is required to run Home Assistant as non-root user and use port 80 when using the AiO script.  Execute the following command to allow `emulated_hue` to use port 80 as non-root user.
 
 ```bash
 sudo setcap 'cap_net_bind_service=+ep' /srv/homeassistant/homeassistant_venv/bin/python3
 ```
+Please note that your path may be different depending on your installation method. For example, if you followed the [Virtualenv instructions](https://home-assistant.io/docs/installation/virtualenv/), your path will be `/srv/homeassistant/bin/python3`.
 
 ### {% linkable_title License %}